OEM Carrier Contactor 2-Pole 24V Coil for Model PH13NR06000GAJAA

This is the factory OEM replacement contactor (part number HN51JD026) for the Carrier PH13NR06000GAJAA heat pump system. The contactor is the high-voltage switching relay that receives a 24V signal from your thermostat and closes the circuit to supply line voltage to the compressor and condenser fan motor. When the contactor fails — due to pitted or burned contacts, a stuck plunger, or a failed coil — the system will either refuse to start, fail to shut off, or trip the breaker repeatedly. Replacing a worn contactor is one of the most common and cost-effective HVAC service calls.

• Specs: 2-pole configuration | 24V AC coil voltage | 30–40A contact rating | Factory-matched to Carrier PH13NR06000GAJAA specifications
• OEM vs Generic: This OEM contactor uses factory-spec silver-alloy contacts rated for thousands of switching cycles. Generic contactors often use lower-grade contact materials that pit and weld faster, leading to premature failure and potential compressor damage.
• Install Difficulty: 3/5 — Always disconnect power at the breaker and verify zero voltage with a multimeter before touching any terminals. Tools needed: flathead and Phillips screwdrivers, 1/4" nut driver, needle-nose pliers, multimeter. Photograph all wiring before disconnecting. Line-voltage terminals carry lethal voltage — exercise caution.
• Warranty: 1-year OEM factory warranty. In-stock units ship same business day from our warehouse.

Compatibility: Designed as a direct OEM replacement for Carrier model PH13NR06000GAJAA. Always verify pole count, coil voltage, and amperage rating against your unit's data plate before ordering. Our fitment team is available to confirm compatibility before you buy — order with confidence and get your system back up and running fast.